Back cover for a handset



FIG. 1 is a perspective front view of a back cover for a handset showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side view thereof; and,

FIG. 5 is a left side view thereof.

The broken line showing of the internal surfaces and the extending tabs is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a back cover for a handset, as shown and described. 